Three Dimensional Shape

Can you think of any three-dimensional shape that comprises of exactly two surfaces?




Similar Riddles

You walk into an old horror house. It has no power or plumbing. Once inside, you see three doors. Each door has a number on it. Behind each door is a way for you to die. Behind door number one, you die by getting eaten by a lion. Behind door number two, you die by getting murdered. Behind door number three, you die by an electric chair. You can’t turn back, so you have to go through a door. Which door do you go through?

Asked by Neha on 10 Jun 2025


Write the next letter in this sequence.
O, T, T, F, F, S, S, E, __
**Hint: It is a Number Series Puzzle

Asked by Neha on 16 Dec 2025

At the local model boat club, four friends were talking about their boats.

There were a total of eight boats, two in each colour, red, green, blue and yellow. Each friend owned two boats. No friend had two boats of the same colour.

Alan didn't have a yellow boat. Brian didn't have a red boat but did have a green one. One of the friends had a yellow boat and a blue boat and another friend had a green boat and a blue boat. Charles had a yellow boat. Darren had a blue boat, but didn't have a green one.

Can you work out which friend had which coloured boats?

Asked by Neha on 15 Jan 2024


When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

Asked by Neha on 31 Aug 2024

People are waiting in line to board a 100-seat aeroplane. Steve is the first person in the line. He gets on the plane but suddenly can't remember what his seat number is, so he picks a seat at random. After that, each person who gets on the plane sits in their assigned seat if it's available, otherwise, they will choose an open seat at random to sit in. The flight is full and you are last in line. What is the probability that you get to sit in your assigned seat?

Asked by Neha on 13 Mar 2024

I am a five-letter word and people eat me. If you remove the first letter I become an energy form. If you remove the first two letters, I am needed to live. Scramble the last three letters and I am a drink. What word am I?

Asked by Neha on 28 May 2025


There was a strange boy who was born before his father. How can this be possible?

Asked by Neha on 06 Jul 2024

A worker is to perform work for you for seven straight days. In return for his work, you will pay him 1/7th of a bar of gold per day. The worker requires a daily payment of 1/7th of the bar of gold. What and where are the fewest number of cuts to the bar of gold that will allow you to pay him 1/7th each day?

Asked by Neha on 05 Mar 2024

What has many teeth, but cannot bite?

Asked by Neha on 15 Jul 2025


Count the number of triangles in the picture below:

Counting You Should Know

Asked by Neha on 16 Jul 2024

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Crossword puzzles

In the 1920s, people feared that crossword puzzles would contribute to illiteracy.